All those who have Service Tax Registration are required to prepare and file Service Tax Return twice a year (though the service tax needs to be based on the monthly or quarterly basis depending on the type of entity). It is the statement of all your financial transactions during that period that come under the Service Tax bracket.
The service tax return has to be filed even if the assesse has been providing taxable services during the period or not.
The Service Tax Return has to be filed by:
October 25 (for April to September), and
April 25 (for September to March.
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